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Indiana · Zones 5–7

Native Rain Garden Plants in Indiana

Moisture-loving natives for rain gardens, pond edges, downspout basins, and the low spots that stay soggy after a storm. For Indiana, the right natives are shaped by Eastern Corn Belt Plains & oak savanna and a humid continental climate. Every species below, from Winterberry and Serviceberry to the rest of the list, is genuinely native to Indiana and the wider flora of the Midwest and hardy through zones 5–7. A rain garden catches roof and driveway runoff and lets it soak in instead of rushing to the storm drain, and these natives are built for that boom-and-bust of flood then dry. Put the most water-tolerant species in the wet center and the merely moisture-loving ones up on the sloped edges. Once established they handle both the standing water and the dry weeks between storms.

The plants

25 native species for Indiana

Each one native to your region and hardy in zones 5–7 · see this collection in other states.

Shrub

Winterberry

Ilex verticillata

Built for the wet center of a rain garden and the boom-and-bust of storm runoff, white, red berries flowers, where it flowers in Jun and Jul.

  • Full–part sun
  • Average–wet
  • 5–10 ft
  • Blooms Jun–Jul
Small tree

Serviceberry

Amelanchier canadensis

Happy in the wet center of a rain garden and ground that stays soggy after a storm, white spring lace flowers, where it flowers in Apr and May.

  • Full–part sun
  • Average–wet
  • 15–25 ft
  • Blooms Apr–May
Perennial wildflower

Dense Blazing Star

Liatris spicata

Built for the wet center of a rain garden and the boom-and-bust of storm runoff, reaching 2–4 ft, where it flowers in Jul and Aug.

  • Full sun
  • Average–wet
  • 2–4 ft
  • Blooms Jul–Aug
Perennial wildflower

Great Blue Lobelia

Lobelia siphilitica

Built for the wet center of a rain garden and the boom-and-bust of storm runoff, deep blue flowers, where it flowers in Aug and Sep.

  • Full–part sun
  • Average–wet
  • 2–3 ft
  • Blooms Aug–Sep
Perennial wildflower

Cardinal Flower

Lobelia cardinalis

Takes the wet center of a rain garden through flood and dry spell alike, spreading 1–2 ft, where it blooms Jul through Sep.

  • Full–part sun
  • Average–wet
  • 2–4 ft
  • Blooms Jul–Sep
Spring ephemeral

Virginia Bluebells

Mertensia virginica

For the wet center of a rain garden and damp low spots, for loam ground, where it blooms Mar through May.

  • Part shade
  • Average–wet
  • 1–2 ft
  • Blooms Mar–May
Perennial wildflower

Obedient Plant

Physostegia virginiana

Takes the wet center of a rain garden through flood and dry spell alike, 2–4 ft tall, where it flowers in Aug and Sep.

  • Full–part sun
  • Average–wet
  • 2–4 ft
  • Blooms Aug–Sep
Shrub

Buttonbush

Cephalanthus occidentalis

For the wet center of a rain garden and damp low spots, 5–10 ft tall, where it blooms Jun through Aug.

  • Full–part sun
  • Average–wet
  • 5–10 ft
  • Blooms Jun–Aug
Perennial wildflower

Swamp Milkweed

Asclepias incarnata

Built for the wet center of a rain garden and the boom-and-bust of storm runoff, rose pink flowers, where it flowers in Jul and Aug.

  • Full–part sun
  • Average–wet
  • 3–4 ft
  • Blooms Jul–Aug
Shrub

Arrowwood Viburnum

Viburnum dentatum

Happy in the wet center of a rain garden and ground that stays soggy after a storm, good through zone 8, where it flowers in May and Jun.

  • Sun to shade
  • Average–wet
  • 6–10 ft
  • Blooms May–Jun
Perennial wildflower

Cup Plant

Silphium perfoliatum

For the wet center of a rain garden and damp low spots, cold-hardy to zone 3, where it blooms Jul through Sep.

  • Full–part sun
  • Average–wet
  • 5–8 ft
  • Blooms Jul–Sep
Perennial wildflower

Scarlet Beebalm

Monarda didyma

Takes the wet center of a rain garden through flood and dry spell alike, spreading 1.5–3 ft, where it flowers in Jul and Aug.

  • Full–part sun
  • Average–wet
  • 2.5–4 ft
  • Blooms Jul–Aug
Perennial wildflower

Golden Alexanders

Zizia aurea

For the wet center of a rain garden and damp low spots, for clay and loam ground, where it blooms Apr through Jun.

  • Full–part sun
  • Average–wet
  • 1.5–2.5 ft
  • Blooms Apr–Jun
Perennial wildflower

Culver's Root

Veronicastrum virginicum

Happy in the wet center of a rain garden and ground that stays soggy after a storm, 1.5–2 ft wide, where it blooms Jun through Aug.

  • Full–part sun
  • Average–wet
  • 3–5 ft
  • Blooms Jun–Aug
Perennial wildflower

New England Aster

Symphyotrichum novae-angliae

For the wet center of a rain garden and damp low spots, reaching 3–5 ft, where it flowers in Sep and Oct.

  • Full–part sun
  • Average–wet
  • 3–5 ft
  • Blooms Sep–Oct
Perennial wildflower

Spotted Joe-Pye Weed

Eutrochium maculatum

Built for the wet center of a rain garden and the boom-and-bust of storm runoff, mauve-pink flowers, where it blooms Jul through Sep.

  • Full–part sun
  • Average–wet
  • 4–7 ft
  • Blooms Jul–Sep
Shrub

Ninebark

Physocarpus opulifolius

Takes the wet center of a rain garden through flood and dry spell alike, for clay, rocky, and loam ground, where it flowers in May and Jun.

  • Full–part sun
  • Dry to wet
  • 5–10 ft
  • Blooms May–Jun
Shrub

American Elderberry

Sambucus canadensis

Built for the wet center of a rain garden and the boom-and-bust of storm runoff, reaching 6–12 ft, where it flowers in Jun and Jul.

  • Full–part sun
  • Average–wet
  • 6–12 ft
  • Blooms Jun–Jul
Perennial wildflower

Blue Vervain

Verbena hastata

Takes the wet center of a rain garden through flood and dry spell alike, violet-blue flowers, where it blooms Jul through Sep.

  • Full–part sun
  • Average–wet
  • 3–5 ft
  • Blooms Jul–Sep
Shrub

Red-Twig Dogwood

Cornus sericea

Happy in the wet center of a rain garden and ground that stays soggy after a storm, 6–9 ft tall, where it flowers in May and Jun.

  • Full–part sun
  • Average–wet
  • 6–9 ft
  • Blooms May–Jun
Shrub

Spicebush

Lindera benzoin

Built for the wet center of a rain garden and the boom-and-bust of storm runoff, chartreuse-gold flowers, where it flowers in Mar and Apr.

  • Part shade
  • Average–wet
  • 6–12 ft
  • Blooms Mar–Apr
Perennial wildflower

Common Boneset

Eupatorium perfoliatum

Takes the wet center of a rain garden through flood and dry spell alike, reaching 3–5 ft, where it flowers in Aug and Sep.

  • Full–part sun
  • Average–wet
  • 3–5 ft
  • Blooms Aug–Sep
Fern

Cinnamon Fern

Osmundastrum cinnamomeum

For the wet center of a rain garden and damp low spots, spreading 2–3 ft.

  • Part shade
  • Average–wet
  • 2–4 ft
  • Foliage
Ornamental grass

Switchgrass

Panicum virgatum

Built for the wet center of a rain garden and the boom-and-bust of storm runoff, happy in sand, clay, and loam soil.

  • Full–part sun
  • Dry to wet
  • 3–6 ft
  • Fall color

1 more also qualify: Big Bluestem.

Sourcing

Where to find these in Indiana

Seeds & live plants on Amazon

Seed packets, plugs, and starter plants for many of these species ship to your door.

Browse on Amazon

Some links here are affiliate links — we may earn a small commission at no extra cost to you. The surest source of locally-adapted stock is a native-plant nursery or a native plant society sale in your area.